It is very easy to become close to others, and therefore easy to have a affair, get divorced, or lose a very valuable part of your marriage because work and friends simply and slowy comes first.

FORBES: Readers Say

"The first day the 'butler' comes to work, he will be very polite as he does not know much about me, but as we begin to work together, he will become better acquainted with my preferences and will make decisions without having to consult me, " said Professor Jennings.

BBC: Phone butler organises your life

Freeman says homework comes first, but he typically has a couple hours each night to work on coding, and takes advantage of weekends and school breaks.

FORBES: Grade School App Developer

With respect to the first question, there's a tremendous work stream, I think, that comes out of this trip, beginning on the economic side.

WHITEHOUSE: Press Briefing

The work comes from Warhol's signature 1960s series of pop-culture icons like Marilyn Monroe and first lady Jacqueline Kennedy.

WSJ: Liz Taylor Portrait to Go on Block for $20 Million